Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Exopla (5) Galaxy Formation & Evolu (5) Astronomy Educa (4) Clusters of Galaxies/Large-scale Struc (4) Star Formation & Evolu (4) Cosmo (3) Galactic Structure & Stellar Populat (3) Interstellar Me (3) Solar System/Planetary Sci (3) Active Galactic Nu (2) Astrobio (1) GRBs (1) Heliophy (1) High-Energy Pheno (1) Supernovae (1) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division